diff --git a/CHANGELOG.md b/CHANGELOG.md
index 156e1e70e..968b5aa53 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,7 @@
 
 ### Bugs fixed
 
+* [#1420](https://github.com/clojure-emacs/cider/issues/1420): Show stacktrace buffers for sync requests errors.
 * [#1632](https://github.com/clojure-emacs/cider/pull/1632): Redefining a function correctly updates eldoc.
 * [#1630](https://github.com/clojure-emacs/cider/pull/1630): The debugger no longer gets confused inside `@` redefs.
 * [#1599](https://github.com/clojure-emacs/cider/pull/1599): Don't error when test makes 0 assertions.
diff --git a/nrepl-client.el b/nrepl-client.el
index 1952bb3b5..c6b493676 100644
--- a/nrepl-client.el
+++ b/nrepl-client.el
@@ -968,11 +968,7 @@ sign of user input, so as not to hang the interface."
         ;; so we have to handle them differently until this is resolved
         (if (member "eval-error" status)
             (funcall nrepl-err-handler)
-          ;; dump the stacktrace in the REPL
-          ;; TODO: This has to be replaced with rendering of the
-          ;; standard stacktrace buffer
-          (cider-repl-emit-interactive-stderr err)
-          (switch-to-buffer-other-window connection)))
+          (cider--render-stacktrace-causes (nrepl-dict-get response "pp-stacktrace"))))
       (when-let ((id (nrepl-dict-get response "id")))
         (with-current-buffer connection
           (nrepl--mark-id-completed id)))